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# TP objective ideas reviewed

## Section 5.5.1.2.4: Initial registration accepted by the network (SINTESIO)

- Verify that the IUT sends a REGISTRATION ACCEPT message containing the 5GS registration result, TAI list, 5G-GUTI and T3512 when initial registration is accepted by the network.

- Verify that the IUT sends a REGISTRATION ACCEPT message indicating SMS over NAS allowed when initial registration with SMS over NAS is requested and network allows SMS service.

- Verify that the IUT sends a REGISTRATION ACCEPT message indicating SMS over NAS not allowed when initial registration with SMS over NAS is requested and network does not support SMS service.

# TP objectives ideas

## Section 5.4.1.3.7

- Verify that the IUT sends a new AUTHENTICATION REQUEST message with new ngKSI value to re-initiate the 5G AKA based primary authentication upon receipt of an AUTHENTICATION FAILURE message indicating a 5GMM cause value #71 - ngKSI already in use. (FF)

## Section 5.5.1.2.4: Initial registration accepted by the network (SINTESIO)

- Verify that the IUT includes the allowed NSSAI in the REGISTRATION ACCEPT message when the UE includes a requested NSSAI in the REGISTRATION REQUEST message and the network allows one or more S-NSSAIs from the requested NSSAI.

- Verify that the IUT sends a REGISTRATION ACCEPT message containing the 5GS registration result, TAI list, 5G-GUTI and T3512 when initial registration is accepted by the network.

- Verify that the IUT optionally includes rejected NSSAI in the REGISTRATION ACCEPT message when the network rejects one or more S-NSSAIs from the requested NSSAI.

- Verify that the IUT sends a REGISTRATION ACCEPT message indicating SMS over NAS allowed when initial registration with SMS over NAS is requested and network allows SMS service.

- Verify that the IUT sends a REGISTRATION ACCEPT message indicating SMS over NAS not allowed when initial registration with SMS over NAS is requested and network does not support SMS service.

## Section 8.2.10, 8.2.11

**Note:** This test idea could be unnecessary. Since the messages DL and UL NAS transport are intrinsically linked to PDU Sessions, their functionality is already verified within the scope of sections 6.3 and 6.4.

# TP objectives ideas

## Section 5.5.1.2.4: Initial registration accepted by the network (SINTESIO)

- Verify that the IUT includes the allowed NSSAI in the REGISTRATION ACCEPT message when the UE includes a requested NSSAI in the REGISTRATION REQUEST message and the network allows one or more S-NSSAIs from the requested NSSAI.

- Verify that the IUT optionally includes rejected NSSAI in the REGISTRATION ACCEPT message when the network rejects one or more S-NSSAIs from the requested NSSAI.

## Section 5.5.2.2.3 UE-initiated de-registration procedure completion (SINTESIO)

- Verify that the IUT, upon receiving a DEREGISTRATION REQUEST message containing the De-registration type IE with "Normal de-registration" from the UE, sends a DEREGISTRATION ACCEPT message.